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package com.sun.corba.se.impl.ior.iiop;

import java.util.Iterator;

import org.omg.IOP.TAG_INTERNET_IOP;

import org.omg.CORBA_2_3.portable.InputStream;
import org.omg.CORBA_2_3.portable.OutputStream;

import com.sun.corba.se.spi.ior.TaggedComponent;
import com.sun.corba.se.spi.ior.TaggedProfile;
import com.sun.corba.se.spi.ior.TaggedProfileTemplate;
import com.sun.corba.se.spi.ior.TaggedProfileTemplateBase;
import com.sun.corba.se.spi.ior.ObjectKeyTemplate;
import com.sun.corba.se.spi.ior.ObjectId;
import com.sun.corba.se.spi.ior.IdentifiableContainerBase;
import com.sun.corba.se.spi.ior.IdentifiableBase;

import com.sun.corba.se.impl.ior.EncapsulationUtility;

import com.sun.corba.se.spi.ior.iiop.IIOPProfileTemplate;
import com.sun.corba.se.spi.ior.iiop.IIOPAddress;
import com.sun.corba.se.spi.ior.iiop.IIOPFactories;

import com.sun.corba.se.impl.encoding.EncapsOutputStream;

import com.sun.corba.se.impl.encoding.CDROutputStream;

import com.sun.corba.se.spi.ior.iiop.GIOPVersion;
import com.sun.corba.se.spi.orb.ORB;

/**
 * @author
 * If getMinorVersion==0, this does not contain any tagged components
 */
public class IIOPProfileTemplateImpl extends TaggedProfileTemplateBase implements IIOPProfileTemplate {
    private ORB orb;
    private GIOPVersion giopVersion;
    private IIOPAddress primary;

    public boolean equals(Object obj) {
        if (!(obj instanceof IIOPProfileTemplateImpl))
            return false;

        IIOPProfileTemplateImpl other = (IIOPProfileTemplateImpl) obj;

        return super.equals(obj) && giopVersion.equals(other.giopVersion) && primary.equals(other.primary);
    }

    public int hashCode() {
        return super.hashCode() ^ giopVersion.hashCode() ^ primary.hashCode();
    }

    public TaggedProfile create(ObjectKeyTemplate oktemp, ObjectId id) {
        return IIOPFactories.makeIIOPProfile(orb, oktemp, id, this);
    }

    public GIOPVersion getGIOPVersion() {
        return giopVersion;
    }

    public IIOPAddress getPrimaryAddress() {
        return primary;
    }

    public IIOPProfileTemplateImpl(ORB orb, GIOPVersion version, IIOPAddress primary) {
        this.orb = orb;
        this.giopVersion = version;
        this.primary = primary;
        if (giopVersion.getMinor() == 0)
            // Adding tagged components is not allowed for IIOP 1.0,
            // so this template is complete and should be made immutable.
            makeImmutable();
    }

    public IIOPProfileTemplateImpl(InputStream istr) {
        byte major = istr.read_octet();
        byte minor = istr.read_octet();
        giopVersion = GIOPVersion.getInstance(major, minor);
        primary = new IIOPAddressImpl(istr);
        orb = (ORB) (istr.orb());
        // Handle any tagged components (if applicable)
        if (minor > 0)
            EncapsulationUtility.readIdentifiableSequence(this, orb.getTaggedComponentFactoryFinder(), istr);

        makeImmutable();
    }

    public void write(ObjectKeyTemplate okeyTemplate, ObjectId id, OutputStream os) {
        giopVersion.write(os);
        primary.write(os);

        // Note that this is NOT an encapsulation: do not marshal
        // the endianness flag.  However, the length is required.
        // Note that this cannot be accomplished with a codec!

        // Use the byte order of the given stream
        OutputStream encapsulatedOS = sun.corba.OutputStreamFactory.newEncapsOutputStream((ORB) os.orb(), ((CDROutputStream) os).isLittleEndian());

        okeyTemplate.write(id, encapsulatedOS);
        EncapsulationUtility.writeOutputStream(encapsulatedOS, os);

        if (giopVersion.getMinor() > 0)
            EncapsulationUtility.writeIdentifiableSequence(this, os);
    }

    /** Write out this IIOPProfileTemplateImpl only.
    */
    public void writeContents(OutputStream os) {
        giopVersion.write(os);
        primary.write(os);

        if (giopVersion.getMinor() > 0)
            EncapsulationUtility.writeIdentifiableSequence(this, os);
    }

    public int getId() {
        return TAG_INTERNET_IOP.value;
    }

    public boolean isEquivalent(TaggedProfileTemplate temp) {
        if (!(temp instanceof IIOPProfileTemplateImpl))
            return false;

        IIOPProfileTemplateImpl tempimp = (IIOPProfileTemplateImpl) temp;

        return primary.equals(tempimp.primary);
    }

}
